SUMMARY:

• Amazon Web Service (AWS) Certified SysOps Administrator, proficient coder in multiple languages and environments including Python, YAML, JSON, AWS, C, C++.
• Experience in configuring and managing Puppet Master Server and also experience in updating and creating modules and pushing them to puppet clients.
• Implemented AWS solutions using EC2, S3, Dynamo DB, EBS, Elastic Load Balancer, Auto scaling groups
• Configured Elastic Load Balancers with EC2 Auto scaling groups; Created multi AWS VPC instances.
• Experience working with tools SVN, GIT (version control), ANT, Maven, (Build automation and standardization), Jenkins, Putty, SQL, JIRA (Defect tracking Tool).
• Experience in writing Shell scripts using bash, and python, for process automation of databases, applications, backup and scheduling.
• Experienced in cloud automation using, AWS cloud Formation Templates, Chef, Puppet.
• Worked with Ansible playbooks for virtual and physical instance provisioning, configuration management, patching and software deployment.
• Supported AWS Cloud environment with 200+ AWS instances and configured Elastic IP & Elastic Storage and experience working on implemented security groups.
• Experience and familiar with Virtualization technologies like installing, configuring, administering VMware ESX/ESXi. Created and managed VMs (virtual server) and involved in the maintenance of the virtual server.
• Worked on Docker and Vagrant for managing development environments through creation of Linux virtual containers.

PROFESSIONAL EXPERIENCE:

Confidential, South San Francisco

DevOps Ad, ministrator

• Experience in IaaS managing Amazon Web Services (AWS) infrastructure with automation and configuration management i.e. Ansible.
• Configured Ansible to manage AWS environments and automate the build process for core AMIs used by all application deployments including Auto Scaling and Cloud Formation Scripts.
• Experience in building new application and deployment through Ansible and managing them in production environment.
• Worked on creation of Ansible manifest files to install tomcat instances and to manage configuration files for multiple applications.
• Responsible for automated identification of application server and database server using Ansible Scripts.
• Automated various infrastructure activities like Continuous Deployment, Application Server setup, stack monitoring using Ansible playbooks and has Integrated Ansible with Jenkins.
• Ran Ansible playbooks and created various roles for applications, then deployed the Applications/Services on hosts.
• Used Ansible to manage systems configuration to facilitate interoperability between existing infrastructure and new infrastructure in alternate physical data centers or cloud (AWS).
• Used Ansible to Setup/teardown of ELK stack (Elasticsearch, Logstash, Kibana) and troubleshoot the build issues with ELK and work towards the solution.
• Integrated Docker Container orchestration framework using Kubernetes by creating pods, configuration maps and deployments.
• Worked on deployment automation of all the micro services to pull image from the private Docker registry and deploy to Docker Swarm Cluster using Ansible.
• Wrote Ansible Playbooks with PythonSSH as the Wrapper to Manage Configurations of Open Stack Nodes and Test Playbooks on AWS instances using Python.
• Good experienced writing Manifests, Modules using Industry Best Practices for both Deployment Automation and Infra Configuration Management.
• Responsible for creating RAID levels on storage devices across multiple platforms. Implemented concepts of Fiber Channel, SAS, iSCSI, IB, SSH Authentication & LUN Mapping.

Environment: Environment: GIT, Jenkins, GitHub, Java, Nexus, Maven, Ansible, AWS, Kubernetes, Python, RHEL, Unix,Linux, bash, shell Docker, Jira, GCP, Saltstack ELK, OpenShift.

Confidential, El Segundo, CA

AWS/DevOps Engineer

• I work on everything from customer - facing web and mobile applications using cutting-edge open source frameworks AWS services, to highly-available RESTful services, to back-end Java based systems using the hottest techniques and technologies available at my disposal.
• Involved in designing and deploying a multitude application utilizing almost all of the AWS stack (Including EC2, Route53, S3, RDS, Dynamo DB, SNS, SQS, IAM) focusing on high-availability, fault tolerance, and auto-scaling in AWS Cloud formation.
• Deploy and monitor scalable infrastructure on Amazon web services (AWS)& configuration management using Chef.
• Collaborate in the automation of AWS infrastructure via terraform and Jenkins - software and services configuration via Chef.
• This included configuration and plugin recommendations for issues like auditing of configuration changes, system performance monitoring, security issues and resource utilization.
• Developed eclipse builders to reuse the common build process bringing consistency to developer vs. Jenkins server builds.
• Automated apache-webserver configuration, DB server configuration, SSSD configuration LAMP by writing ruby cookbooks in chef.
• Managed Chef Server in pushing the infrastructure change to client nodes, monitoring the logs and security.
• Worked on using Chef Attributes, Chef Templates, Chef Recipes, and Chef Files for managing the configurations across various nodes.
• Experience with setting up Chef Infra, bootstrapping nodes, creating and uploading recipes, node convergence in Chef SCM.
• Written Chef Cookbook, recipes to automate installation of Middleware Infrastructure like Apache Tomcat, JDK and configuration tasks for new environments etc.
• Written cookbooks for Web Logic, JDK 1.7, and Jenkins, tomcat, JBoss and deployment automation.
• Using Chef, deployed and configured ElasticSearch,) for log analytics, full text search, application monitoring in integration with AWS Lambda and CloudWatch.
• Used Atlassian products like JIRA, Confluence for issue tracking, documentation and code integration to plan and collaboration, used Dev tools to host, review, test, and deploy team's Git

Environment: RHEL, Solaris, Python, JBoss, Chef, Nagios, Splunk, Hudson, Jenkins, Ruby, GIT, Veritas, SVN, Ant, Bash/shell scripts, AWS, JIRA, Amazon EMR, EBS, CloudFormation and AWS.

Confidential, Valparaiso, Indiana

Lab - Intern

• Graduate Teaching Assistant for MATLAB course for a class of 120 students.
• Taught labs in areas related to MATLAB data preprocessing: scaling, averaging, interpolating, decimating, clipping, thresholding, smoothing and filtering.
• Assisted students in making use of MATLAB functionalities: correlation, basic statistics, curve fitting, matrix analysis etc. in their projects.
• Assisted the course instructor in assignment, project, and material preparation.

Confidential

Associate Software Engineer.

• Installation, Configuration & Upgrade of Solaris, Linux (Red Hat and SuSE), HP-UX, AIX operating system.
• Worked as Unix system Administrator for Amex dedicated support, a server consolidation project. Amex is in process of migrating 700 servers and 400 applications from the old infrastructure to the latest new infrastructure as per business needs. We work on measurement base capacity planning and sizing.
• Installation, Configuration & Trouble Shooting of Vx VM under Sun Solaris 8/9, Linux.
• Experienced with Volume creation resizing and troubleshoot to the client's development/production environment using Veritas volume Manager.
• Experienced in configuring Red Hat Cluster Suite, Veritas Cluster Server, Sun Cluster and HP Service Guard.
• Installation of patches and other software packages.
• Created the volumes and created the file systems (UFS and VxFS).
• Configuration of NIS, NIS+, DNS, NFS, Sendmail, Samba, Apache for multiple environments
• Worked with development, testing, deployment, systems/infrastructure and project teams to ensure continuous operation of build and test systems.
• Implemented Configuration Management, Change Management policies and procedures.
• Implemented AWS solutions using EC2, S3, EBS, configured Elastic Load Balancer with EC2 Auto scaling groups, IAM.

TECHNICAL SKILLS:

Operating Systems: Unix, Linux, Ubuntu, Cent OS, Mac, Solaris, Windows

Languages: Bash, C, C++, Java Script, XML, Python, PL/SQL, YAML

Virtualization: Docker, VM Ware, Oracle Virtual box, AWS, Openstack

Build tools: ANT, Maven, Gradle

Web Technologies: Tomcat, APACHE 2.x, 3.x, WebLogic, Glassfish, JBoss

Monitoring tools: Nagios, Jira, Grafana

Versioning Tools SVN, GIT, Bitbucket

CM Tools: Chef, Puppet, Ansible

CI Tools: Jenkins, Hudson, Teamcity